Meridian, TX has a population of 1,635 and is the 12,204th largest city in the United States. The population density is 795 per sq mi which is 721% higher than the Texas average and 778% higher than the national average. The median age in Meridian is 35 which is approximately 1% higher than the Texas average of 34. In Meridian, 56% of the population over 15 years of age are married, 77% speak English and 22% speak Spanish. 81% of Meridian residents were born in Texas, 12% were born out of state, 1% were born outside of the United States and 6% were foreign born.